参数资料
型号: MC68HC711D3CFN2
厂商: Freescale Semiconductor
文件页数: 35/124页
文件大小: 0K
描述: IC MCU 2MHZ 4K OTP 44-PLCC
标准包装: 26
系列: HC11
核心处理器: HC11
芯体尺寸: 8-位
速度: 2MHz
连通性: SCI,SPI
外围设备: POR,WDT
输入/输出数: 26
程序存储器容量: 4KB(4K x 8)
程序存储器类型: OTP
RAM 容量: 192 x 8
电压 - 电源 (Vcc/Vdd): 4.5 V ~ 5.5 V
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LCC(J 形引线)
包装: 管件
PIN DESCRIPTIONS
2-6
TECHNICAL DATA
2.10 Port Signals
In the 44-pin PLCC package, 32 input/output lines are arranged into four 8-bit ports:
A, B, C, and D. The lines of ports B, C, and D are fully bidirectional. Each of these four
ports serves a purpose other than I/O, depending on the operating mode or peripheral
functions selected. Note that ports B, C, and two bits of port D are available for I/O
functions only in single-chip and bootstrap modes. Refer to Table 2-1 for details about
the 32 port signals' functions within different operating modes.
*In the 40-pin package, pins PA4 and PA6 are not bonded. Their associated I/O and output compare functions are
not available externally. They can still be used as internal software timers, however.
Table 2-1 Port Signal Functions
Port/Bit
Single-Chip and
Bootstrap Mode
Expanded Multiplexed and
Special Test Mode
PA0
PA0/IC3
PA1
PA1/IC2
PA2
PA2/IC1
PA3
PA3/OC5/IC4/OC1
PA4*
PA4/OC4/OC1
PA5
PA5/OC3/OC1
PA6*
PA6/OC2/OC1
PA7
PA7/PAI/OC1
PB0
ADDR8
PB1
ADDR9
PB2
ADDR10
PB3
ADDR11
PB4
ADDR12
PB5
ADDR13
PB6
ADDR14
PB7
ADDR15
PC0
ADDR0/DATA0
PC1
ADDR1/DATA1
PC2
ADDR2/DATA2
PC3
ADDR3/DATA3
PC4
ADDR4/DATA4
PC5
ADDR5/DATA5
PC6
ADDR6/DATA6
PC7
ADDR7/DATA7
PD0
PD0/RxD
PD1
PD1/TxD
PD2
PD2/MISO
PD3
PD3/MOSI
PD4
PD4/SCK
PD5
PD5/SS
PD6
AS
PD7
R/W
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For More Information On This Product,
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